567—67.10 (455B) Sampling and analytical methods.
	 67.10(1) General. Representative samples of sewage sludge that are applied to the land shall be collected and analyzed. Methods listed below shall be used to analyze samples of sewage sludge and calculation procedures shall be used to calculate the percent of volatile solids reduction for sewage sludge.
	 67.10(2) Enteric viruses. ASTM Designation: D 4994-89, “Standard Practice for Recovery of Viruses From Wastewater Sludges,” Annual Book of ASTM Standards: Section 11 - Water and Environmental Technology, ASTM, Philadelphia, PA, 1992.
	 67.10(3) Fecal coliform. Part 9221 E. or Part 9222 D., “Standard Methods for the Examination of Water and Wastewater,” 18th Edition, American Public Health Association, Washington, D.C., 1992.
	 67.10(4) Helminth ova. Yanko, W.A., “Occurrence of Pathogens in Distribution and Marketing Municipal Sludges,” EPA 600/1-87-014, 1987. PB 88-154273/AS, National Technical Information Service, Springfield, Virginia.
	 67.10(5) Inorganic pollutants. “Test Methods for Evaluating Solid Waste, Physical/ Chemical Methods,” EPA Publication SW-846, Second Edition (1982) with Updates I and II and Third Edition (1986) with Revision I. Second Edition - PB87-120-291, National Technical Information Service, Springfield, Virginia. Third Edition-Document number 955-001-00000-1, Superintendent of Documents, Government Printing Office, Washington, D.C.
	 67.10(6) Salmonella sp. bacteria. Part 9260 D., “Standard Methods for the Examination of Water and Wastewater,” 18th Edition, American Public Health Association, Washington, D.C., 1992; or Kenner, B.A. and H.P. Clark, “Detection and Enumeration of Salmonella and Pseudomonas aeruginosa,” J. Water Pollution Control Federation, 46(9):2163-2171, 1974.
	 67.10(7) Specific oxygen uptake rate. Part 2710 B., “Standard Methods for the Examination of Water and Wastewater,” 18th Edition, American Public Health Association, Washington, D.C. 1992.
	 67.10(8) Total, fixed, and volatile solids. Part 2540 G., “Standard Methods for the Examination of Water and Wastewater,” 18th Edition, American Public Health Association, Washington, D.C., 1992.
	 67.10(9) Percent volatile solids reduction calculation. “Environmental Regulations and Technology - Control of Pathogens and Vectors in Sewage Sludge,” EPA-625/R-92/013, U.S. Environmental Protection Agency, Cincinnati, Ohio, 1992.